路面評価（舗装）(2)

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[V-215] Experiment of spreading anti-slip material on icy road surface using river gravel

*Kota Okumura¹, Akira Saida¹, Tetsurou Matsushima¹, Yasuhiko Ito¹ (1. Civil Engineering Research Institute for Cold Region)

Keywords:

Winter Road Management,Icy road surface,Anti-slip material,River gravel,Coefficient of sliding friction of road surface

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